对照试验

【化】 check test; contrast test; control test
【医】 blank test; control butter; controlled tria

对照的英语翻译：

compare; contrapose; antithesis; comparison; contraposition; contrast
【医】 control
【经】 collate; compare

试验的英语翻译：

experiment; test; try; try on; try out; examination; experimentation; trial
trial run
【计】 breadboarding
【医】 probation; test; tria
【经】 test; trial